ARM CCO Abbey William Sells 4,655 Shares

What Happened
Abbey William, Chief Commercial Officer of ARM Holdings plc (ARM), sold 4,655 shares (ADSs) in an open-market sale on May 21, 2026. The weighted average price was $287.03 per ADS, for aggregate proceeds of approximately $1,336,125. This filing reports a sale (S), which is a disposition of shares rather than a purchase.

Key Details

• Transaction date: 2026-05-21; Form 4 filed: 2026-05-22 (within standard reporting timeframe).
• Shares sold: 4,655 ADSs at a weighted average price of $287.03; total proceeds ≈ $1,336,125.
• Price range: $287.02 to $287.15 (per footnote; weighted average reported).
• ADS note: Each ADS represents 1 Ordinary Share (footnote F1).
• Shares owned after transaction: Not specified in the provided filing summary.
• No 10b5-1 plan, tax withholding, option exercise, or gift was indicated in the provided notes.

Context
ADS sales by executives are common and can be for many personal reasons; a sale alone should not be taken as a definitive signal about company prospects. Purchases tend to be more informative for bullish insider sentiment. This transaction was a straightforward open-market sale of existing ADSs (no option exercise or award was reported).